Ransomware Research

About Crocodile Smile

Crocodile Smile

Crocodile Smile was first discovered in April 2024 in enterprise cloud environments.

Name Crocodile Smile
First Seen April 2024

Genealogy

To better understand Crocodile Smile, we can trace it’s origins. Below is a snapshot of Crocodile Smile’s genealogy.

Ryuk.Net » Crocodile Smile
Targeting

Behavior of Crocodile Smile

Crocodile Smile is known to target specific file types. Below are all known file types that Crocodile Smile is known to infect.

In some cases, ransomware will update the modified date, when it encrypts files. Crocodile Smile updates the last modified date of the file it targets.

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Characteristics of Crocodile Smile

Here are some of the unique characteristics that are helpful to know about Crocodile Smile.

Suffixes

Some ransomware will change or append a suffix to the end of the file after they are encrypted, including changing the extension of a file. Here are some of the possible suffixes that Crocodile Smile ransomware is known to change.

Suffixes.CrocodileSmile

Ransomware Notes

Not all ransomware leaves a note. However, some ransomware leaves the infected party instructions on what the user should do to get rid of the ransomware, or satisfy the ransom. This often involves transferring money, often bitcoin or another cryptocurrency to a designated wallet.

Below are the type(s) of notes, content, and typical locations where Elastio has found ransom notes from Crocodile Smile.

Typefile
File NameREAD_SOLUTION.txt
LocationEveryFolder
Typescreenshot
LocationDesktop

Executables

These are the names of the executables that contain the undetonated ransomware payload for Crocodile Smile.

ExecutablesXview.exe, svchost.exe

External Pages

Ransomware often links to external pages such as payment pages, telegram contacts, etc. Below are some of the URLs Elastio has found to be associated with Crocodile Smile.

External Pages
  • telegram:CrocodileSmile
How Elastio can help

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